Invention Application
US20020112799A1 Pneumatic tire 审中-公开
气动轮胎

Pneumatic tire
Abstract:
A pneumatic tire comprising a tread portion which comprises a surface rubber layer which is disposed in an outer portion of the tread portion in the radial direction of said tire and has a specific resistance of 108 nullnullcm or more after curing by vulcanization and conductive rubber members which comprise a rubber composition having a specific resistance of 106 nullnullcm or less and replace a portion of the surface rubber layer, wherein the conductive rubber members are disposed in portions of the surface rubber layer extending from the outer surface to the inner surface in the radial direction of said tire discontinuously in the circumferential direction of said tire at the outer surface of the surface rubber layer in the radial direction of said tire, is provided. The pneumatic tire shows not only an excellent effect of static discharge but also excellent durability.
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